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S. Izawa · SciRah

Researcher profile · Semantic Scholar

S. Izawa

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S. Izawa — researcher profile on SciRah

h-index: 20
Works: 325
Citations: 1,314

Most-cited papers

Efficient solid-state photon upconversion enabled by triplet formation at an organic semiconductor interface
S. Izawa, M. Hiramoto
2021Nature Photonics82 citations Open access
Semantic Scholar
Blue organic light-emitting diode with a turn-on voltage of 1.47 V
S. Izawa, M. Morimoto, Keisuke Fujimoto, Koki Banno +4 more
2023Nature Communications50 citations Open access
Semantic Scholar
Parts‐per‐Million‐Level Doping Effects in Organic Semiconductor Films and Organic Single Crystals
M. Hiramoto, M. Kikuchi, S. Izawa
2018Advances in Materials45 citations Open access
Semantic Scholar
Efficient Interfacial Upconversion Enabling Bright Emission at an Extremely Low Driving Voltage in Organic Light‐Emitting Diodes
S. Izawa, M. Morimoto, S. Naka, M. Hiramoto
2022Advanced Optical Materials28 citations Open access
Semantic Scholar
Evaporable Fullerene Indanones with Controlled Amorphous Morphology as Electron Transport Layers for Inverted Perovskite Solar Cells.
Qing-Jun Shui, Shiqi Shan, Yong-Chang Zhai, S. Aoyagi +7 more
2023Journal of the American Chemical Society27 citations Open access
Semantic Scholar
Effect of Band Bending and Energy Level Alignment at the Donor/Acceptor Interface on Open-Circuit Voltage in Organic Solar Cells.
S. Izawa, Naoto Shintaku, M. Hiramoto
2018Journal of Physical Chemistry Letters26 citations Open access
Semantic Scholar
Crystallization and Polymorphism of Organic Semiconductor in Thin Film Induced by Surface Segregated Monolayers
S. Izawa, Kyohei Nakano, Kaori Suzuki, Yujiao Chen +5 more
2018Scientific Reports25 citations Open access
Semantic Scholar
Importance of interfacial crystallinity to reduce open-circuit voltage loss in organic solar cells
S. Izawa, Naoto Shintaku, M. Kikuchi, M. Hiramoto
2019Applied Physics Letters24 citations
Semantic Scholar
Triplet sensitization via charge recombination at organic heterojunction for efficient near-infrared to visible solid-state photon upconversion
Yuji Sakamoto, S. Izawa, H. Ohkita, M. Hiramoto +1 more
2022Communications Materials23 citations Open access
Semantic Scholar
Doping for Controlling Open-Circuit Voltage in Organic Solar Cells
Naoto Shintaku, M. Hiramoto, S. Izawa
201821 citations
Semantic Scholar
Development of Perylene-Based Non-Fullerene Acceptors through Bay-Functionalization Strategy
Keisuke Fujimoto, Masaki Takahashi, S. Izawa, M. Hiramoto
2020Materials20 citations Open access
Semantic Scholar
Lateral Alternating Donor/Acceptor Multilayered Junction for Organic Solar Cells
M. Kikuchi, Masaki Hirota, Thidarat Kunawong, Y. Shinmura +7 more
2019ACS Applied Energy Materials18 citations
Semantic Scholar
Bottom Contact 100 nm Channel‐Length α‐In2Se3 In‐Plane Ferroelectric Memory
Shu-Rong Miao, R. Nitta, S. Izawa, Y. Majima
2023Advancement of science17 citations Open access
Semantic Scholar
Doped organic single-crystal photovoltaic cells
M. Kikuchi, Sureerat Makmuang, S. Izawa, K. Wongravee +1 more
2019Organic electronics16 citations
Semantic Scholar
Numerical simulation of droplet-formation in rotary atomizer
Naoki Igari, T. Iso, Y. Nishio, S. Izawa +1 more
2019Theoretical and Applied Mechanics Letters15 citations Open access
Semantic Scholar
Organic pn homojunction solar cell
S. Izawa, A. Perrot, Ji-Hyun Lee, M. Hiramoto
2019Organic electronics15 citations
Semantic Scholar
Li@C60 endohedral fullerene as a supraatomic dopant for C60 electron-transporting layers promoting the efficiency of perovskite solar cells.
H. Ueno, Il Jeon, Hao-Sheng Lin, Abhishek M. Thote +7 more
2019Chemical Communications14 citations
Semantic Scholar
Regioselective Bay-Functionalization of Perylenes Toward Tailor-Made Synthesis of Acceptor Materials for Organic Photovoltaics.
Keisuke Fujimoto, S. Izawa, Yusaku Arikai, S. Sugimoto +6 more
2020ChemPlusChem11 citations
Semantic Scholar
Effect of trap-assisted recombination on open-circuit voltage loss in phthalocyanine/fullerene solar cells
Naoto Shintaku, M. Hiramoto, S. Izawa
201811 citations
Semantic Scholar
Efficient Spin Interconversion by Molecular Conformation Dynamics of a Triplet Pair for Photon Up-Conversion in an Amorphous Solid
Tsubasa Okamoto, S. Izawa, Masahiro Hiramoto, Yasuhiro Kobori
2024Journal of Physical Chemistry Letters10 citations Open access
Semantic Scholar
Electronic and Crystallographic Examinations of the Homoepitaxially Grown Rubrene Single Crystals
Y. Nakayama, Masaki Iwashita, M. Kikuchi, Ryohei Tsuruta +7 more
2020Materials10 citations Open access
Semantic Scholar
Simulation of collisions of two droplets containing two different liquids using incompressible smoothed particle hydrodynamics method
Y. Nishio, Kohei Komori, S. Izawa, Y. Fukunishi
20209 citations
Semantic Scholar
Experimental Observation of Anisotropic Valence Band Dispersion in Dinaphtho[2,3-b:2′,3′-f]thieno[3,2-b]thiophene (DNTT) Single Crystals
Riku Takeuchi, S. Izawa, Yuri Hasegawa, Ryohei Tsuruta +7 more
20218 citations
Semantic Scholar
Morphology control and synthesis of afterglow materials with a SrAl2O4 framework synthesized by Surfactant-Template and hydrothermal methods
Motoshi Sera, M. Yamamoto, K. Tomita, Yusuke Yabara +5 more
20218 citations
Semantic Scholar
Flapping motion of a permeable flag in uniform flow
Kazutaka Nishiura, Y. Nishio, S. Izawa, Y. Fukunishi
2019Fluid Dynamics Research8 citations
Semantic Scholar
Negative Differential Resistance in Single‐Molecule Junctions Based on Heteroepitaxial Spherical Au/Pt Nanogap Electrodes
Dongbao Yin, Miku Furushima, Eiji Tsuchihata, S. Izawa +3 more
2024Advanced Electronic Materials7 citations Open access
Semantic Scholar
Curved Perylene Diimides Fused with Seven-Membered Rings.
Keisuke Fujimoto, S. Izawa, Ayumu Takahashi, Toshiyasu Inuzuka +5 more
2021Chemistry - An Asian Journal7 citations
Semantic Scholar
Quasi-Homoepitaxial Junction of Organic Semiconductors: A Structurally Seamless but Electronically Abrupt Interface between Rubrene and Bis(trifluoromethyl)dimethylrubrene
Kana Takahashi, S. Izawa, Naoya Ohtsuka, Atsuto Izumiseki +9 more
2021Journal of Physical Chemistry Letters7 citations Open access
Semantic Scholar
The effect of downstream turbulent region on the spiral vortex structures of a rotating-disk flow
Kwang-ryeol Lee, Y. Nishio, S. Izawa, Y. Fukunishi
2018Journal of Fluid Mechanics7 citations
Semantic Scholar
Spatial distribution of triplet excitons formed from charge transfer states at donor/acceptor interface
S. Izawa, M. Morimoto, S. Naka, M. Hiramoto
2022Journal of Materials Chemistry A6 citations Open access
Semantic Scholar
Key structure in laminar-turbulent transition of boundary layer with streaky structures
Joe Yoshikawa, Y. Nishio, S. Izawa, Y. Fukunishi
2019Theoretical and Applied Mechanics Letters6 citations Open access
Semantic Scholar
Key vortical structure causing laminar-turbulent transition in a boundary layer disturbed by a short-duration jet
Joe Yoshikawa, Y. Nishio, S. Izawa, Y. Fukunishi
20186 citations
Semantic Scholar
Hole- and electron-only transport in ratio-controlled organic co-deposited films observed by impedance spectroscopy
Naoto Shintaku, S. Izawa, K. Takagi, H. Naito +1 more
20176 citations
Semantic Scholar
Hierarchical vortical structures extracted from turbulent fields
M. Hirota, Y. Nishio, S. Izawa, Y. Fukunishi
2019Fluid Dynamics Research5 citations Open access
Semantic Scholar
A hyperbolic partial differential equation model for filtering turbulent flows
W. Kareem, S. Izawa, M. Klein, Y. Fukunishi
2019Computers & Fluids5 citations
Semantic Scholar
Well-ordered molecular heterojunction of epitaxial C60 on single-crystal dinaphtho[2,3-b:2′,3′-f]thieno[3,2-b]thiophene (DNTT)
Yasuo Nakayama, Kosei Ito, Riku Takeuchi, Ryohei Tsuruta +5 more
2023Applied Physics Express4 citations
Semantic Scholar
Lateral-tandem organic photovoltaic cells with carrier transport and generation layers
Jaseela Palassery Ithikkal, Yusuke Yabara, Shoko Uto, S. Izawa +1 more
2021Applied Physics Express4 citations Open access
Semantic Scholar
Ligament formation and droplet breakup on disk-type and cup-type rotary atomizers
S. Izawa, T. Iso, Y. Nishio, Y. Fukunishi
20184 citations Open access
Semantic Scholar
Doped Lateral Organic Photovoltaic Cells
Jaseela Palassery Ithikkal, S. Izawa, M. Hiramoto
2023Physica Status Solidi (a)3 citations Open access
Semantic Scholar
Photovoltaic behavior of centimeter-long lateral organic junctions
Jaseela Palassery Ithikkal, Adrien Girault, M. Kikuchi, Yusuke Yabara +2 more
2021Applied Physics Express3 citations Open access
Semantic Scholar
Photoconversion Mechanism at the pn-Homojunction Interface in Single Organic Semiconductor
Ji-Hyun Lee, A. Perrot, M. Hiramoto, S. Izawa
2020Materials3 citations Open access
Semantic Scholar
Synthesis of Highly Photostable Benzoindolenine‐Based Squaraine Dyes by using Aromatic Fluorine Atoms
Yuki Uehashi, S. Izawa, Y. Yamada, Yohei Miwa +4 more
2023ChemistrySelect2 citations
Semantic Scholar
Influence of N-Substituents on Photovoltaic Properties of Singly Bay-Linked Dimeric Perylene Diimides.
Masaki Takahashi, S. Izawa, K. Uchida, Mayuko Nakamura +8 more
2021Chemistry2 citations
Semantic Scholar
Donor/Acceptor Photovoltaic Cells Fabricated on p-Doped Organic Single-Crystal Substrates
Yusuke Yabara, S. Izawa, M. Hiramoto
2020Materials2 citations Open access
Semantic Scholar
Attempt to Suppress Numerical Viscosity in Incompressible SPH Method
Y. Fukunishi, Y. Takahashi, Y. Nishio, S. Izawa
2019Journal of Applied Fluid Mechanics2 citations Open access
Semantic Scholar
Wavily Curved Perylene Diimides: Synthesis, Characterization, and Photovoltaic Properties.
Keisuke Fujimoto, S. Izawa, K. Yamada, Sota Yagi +5 more
2024ChemPlusChem1 citations
Semantic Scholar
Upconversion emission using the interfacial charge transfer state
S. Izawa
2023Japanese Journal of Applied Physics1 citations Open access
Semantic Scholar
9‐1: Invited Paper: Triplet‐Triplet Annihilation at Organic Semiconductor Interface for Efficient Solid‐State Photon Upconversion and Organic Light‐Emitting Diodes with Low Driving Voltage
S. Izawa
2023SID Symposium Digest of Technical Papers1 citations
Semantic Scholar
Dioxaborin Compounds with Terminal Carbazole Groups: Enhancing Electron Acceptor in Organic Photovoltaics
Hironori Kobayashi, S. Izawa, C. Kitamura, M. Hiramoto +1 more
2023Asian Journal of Organic Chemistry1 citations
Semantic Scholar
Synthesis of neutral Li-endohedral PCBM: an n-dopant for fullerene derivatives.
H. Ueno, Daiki Kitabatake, Hao-Sheng Lin, Yue Ma +6 more
2022Chemical Communications1 citations
Semantic Scholar

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